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Home >> Toyota >> 2009 >> Corolla Base, 1.8 L, Automatic >> Repair and Diagnosis >> Electrical >> Horns >> Horn System >> Problem Symptoms Table

Problem Symptoms Table

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Horn System 

PROBLEM SYMPTOMS CHART

Symptom Suspected Area See
Horn does not sound HORN fuse -
Low pitched horn assembly REMOVAL 
Horn relay (Integration relay) HORN RELAY 
Horn switch (Steering pad assembly) ON-VEHICLE INSPECTION
Spiral cable sub-assembly INSPECTION
Wire harness -
Horn blows all the time Horn relay (Integration relay) HORN RELAY 
Horn switch (Steering pad assembly) ON-VEHICLE INSPECTION
Wire harness -